package com.cuit.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.cuit.reggie.common.R;
import com.cuit.reggie.dto.SetmealDto;
import com.cuit.reggie.entity.Category;
import com.cuit.reggie.entity.Setmeal;
import com.cuit.reggie.service.CategoryService;
import com.cuit.reggie.service.SetmealDishService;
import com.cuit.reggie.service.SetmealService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;

/**
 * 套餐管理
 */
@RestController
@Slf4j
@RequestMapping("/setmeal")
public class SetmealController {
    @Autowired
    private CategoryService  categoryService;

    @Autowired
    private SetmealService setmealService;

    @Autowired
    private SetmealDishService setmealDishService;

    /**
     *新增套餐
     * @param setmealDto
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody SetmealDto setmealDto){
        log.info("套餐信息：{}",setmealDto);

        setmealService.saveWithDish(setmealDto);
        return R.success("新增套餐成功");
    }

    /**
     * 套餐分页查询
     * @param page
     * @param pageSize
     * @param name
     * @return
     */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize, String name){
        //分页构造器
        Page<Setmeal> pageInfo = new Page<>(page,pageSize);
        Page<SetmealDto> dtoPage = new Page<>();

        LambdaQueryWrapper<Setmeal> lambdaQueryWrapper = new LambdaQueryWrapper<>();
        //添加查询条件，根据name进行模糊查询
        lambdaQueryWrapper.like(name!=null,Setmeal::getName,name);

        //添加排序条件
        lambdaQueryWrapper.orderByDesc(Setmeal::getUpdateTime);

        //执行sql
        setmealService.page(pageInfo,lambdaQueryWrapper);

        //对象拷贝
        BeanUtils.copyProperties(pageInfo,dtoPage,"records");
        List<Setmeal> records = pageInfo.getRecords();

        List<SetmealDto> list = records.stream().map((item)->{
             SetmealDto setmealDto = new SetmealDto();
             //对象拷贝
             BeanUtils.copyProperties(item,setmealDto);
             //分类id
             Long categoryId = item.getCategoryId();
            //根据分类ID查询分类对象
             Category category = categoryService.getById(categoryId);
             if (category!=null){
                 //分类名称
                 String categoryName = category.getName();
                 setmealDto.setCategoryName(categoryName);
             }
             return setmealDto;
         }).collect(Collectors.toList());

        dtoPage.setRecords(list);
        return R.success(dtoPage);
    }

    /**
     * 删除套餐
     * @param ids
     * @return
     */
    @DeleteMapping
    public R<String> delete(@RequestParam List<Long> ids){
        log.info("ids:{}",ids);

        setmealService.removeWithDish(ids);

        return R.success("套餐删除成功");
    }

    /**
     * 停售或者起售
     * @param ids
     * @return
     */
    @PostMapping("/status/{statusHandle}")
    public R<String> stopSell(@RequestParam List<Long> ids,@PathVariable int statusHandle){
        log.info("测试控制器");

        setmealService.reversalStatus(ids,statusHandle);

        return R.success("修改成功");
    }

    /**
     * 根据条件查询套餐数据
     * @param setmeal
     * @return
     */
    @GetMapping("/list")
    public R<List<Setmeal>> list( Setmeal setmeal){
        LambdaQueryWrapper<Setmeal> lambdaQueryWrapper = new LambdaQueryWrapper<>();

        lambdaQueryWrapper.eq(setmeal.getCategoryId() != null,Setmeal::getCategoryId,setmeal.getCategoryId());

        lambdaQueryWrapper.eq(setmeal.getStatus() != null,Setmeal::getStatus,setmeal.getStatus());

        lambdaQueryWrapper.orderByDesc(Setmeal::getUpdateTime);

        List<Setmeal> setmealList = setmealService.list(lambdaQueryWrapper);

        return R.success(setmealList);
    }

}
